16000026668 has 12 divisors (see below), whose sum is σ = 28001769432. Its totient is φ = 7999521120.

The previous prime is 16000026617. The next prime is 16000026671. The reversal of 16000026668 is 86662000061.

It is a super-2 number, since 2×16000026668² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44318 + ... + 184293.

It is an arithmetic number, because the mean of its divisors is an integer number (2333480786).

Almost surely, 2^16000026668 is an apocalyptic number.

It is an amenable number.

16000026668 is a deficient number, since it is larger than the sum of its proper divisors (12001742764).

16000026668 is a wasteful number, since it uses less digits than its factorization.

16000026668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246112 (or 246110 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 16000026668 in words is "sixteen billion, twenty-six thousand, six hundred sixty-eight".